21163186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25999}}^1$

素因数の和:26049

約数の個数: 16

約数和(自身を含む): 35568000

約数和(自身を除く): 14404814

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 25999, 51998, 285989, 571978, 961963, 1923926, 10581593, 21163186]

約数ペア:

[(1, 21163186), (2, 10581593), (11, 1923926), (22, 961963), (37, 571978), (74, 285989), (407, 51998), (814, 25999)]